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马良AI写作初始化仓库

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邓滨杰
2025-09-10 00:07:52 +08:00
parent 3c06bb1a03
commit 39c0f8840f
1309 changed files with 318528 additions and 0 deletions
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AINoval/lib/screens/setting_generation/widgets/ai_shimmer_placeholder.dart Normal file
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import 'dart:async';
import 'package:flutter/material.dart';
/// 现代化AI设计的模糊占位组件
class AIShimmerPlaceholder extends StatefulWidget {
const AIShimmerPlaceholder({Key? key}) : super(key: key);
@override
State<AIShimmerPlaceholder> createState() => _AIShimmerPlaceholderState();
}
class _AIShimmerPlaceholderState extends State<AIShimmerPlaceholder>
with TickerProviderStateMixin {
late AnimationController _shimmerController;
late AnimationController _pulseController;
late Animation<double> _shimmerAnimation;
late Animation<double> _pulseAnimation;
String _currentMessage = 'AI 正在构思设定架构...';
late Timer _messageTimer;
@override
void initState() {
super.initState();
_shimmerController = AnimationController(
duration: const Duration(milliseconds: 2000),
vsync: this,
);
_pulseController = AnimationController(
duration: const Duration(milliseconds: 1500),
vsync: this,
);
_shimmerAnimation = Tween<double>(
begin: -1.0,
end: 2.0,
).animate(CurvedAnimation(
parent: _shimmerController,
curve: Curves.easeInOut,
));
_pulseAnimation = Tween<double>(
begin: 0.3,
end: 0.7,
).animate(CurvedAnimation(
parent: _pulseController,
curve: Curves.easeInOut,
));
// 首帧后再启动动画，避免在构建/热重启过程中驱动渲染
WidgetsBinding.instance.addPostFrameCallback((_) {
if (!mounted) return;
_shimmerController.repeat();
_pulseController.repeat(reverse: true);
// 定期更换提示消息
_messageTimer = Timer.periodic(const Duration(milliseconds: 2500), (timer) {
if (mounted) {
setState(() {
_currentMessage = _getRandomMessage();
});
}
});
});
}
@override
void dispose() {
if (_shimmerController.isAnimating) {
_shimmerController.stop();
}
if (_pulseController.isAnimating) {
_pulseController.stop();
}
_shimmerController.dispose();
_pulseController.dispose();
_messageTimer.cancel();
super.dispose();
}
String _getRandomMessage() {
final messages = [
'AI 正在构思设定架构...',
'正在分析故事背景...',
'构建世界观体系中...',
'生成角色关系网络...',
'设计情节主线框架...',
'创造独特的设定元素...',
];
return messages[DateTime.now().millisecond % messages.length];
}
@override
Widget build(BuildContext context) {
final isDark = Theme.of(context).brightness == Brightness.dark;
return Container(
padding: const EdgeInsets.all(16),
decoration: BoxDecoration(
color: isDark
? const Color(0xFF1F2937).withOpacity(0.3)
: const Color(0xFFF9FAFB).withOpacity(0.3),
borderRadius: BorderRadius.circular(12),
border: Border.all(
color: isDark
? const Color(0xFF374151)
: const Color(0xFFE5E7EB),
width: 1,
),
),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
// AI思考状态指示器
AnimatedBuilder(
animation: _pulseAnimation,
builder: (context, child) {
return Container(
padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 12),
decoration: BoxDecoration(
color: const Color(0xFF6366F1).withOpacity(_pulseAnimation.value),
borderRadius: BorderRadius.circular(24),
boxShadow: [
BoxShadow(
color: const Color(0xFF6366F1).withOpacity(0.2),
blurRadius: 8,
spreadRadius: 1,
),
],
),
child: Row(
mainAxisSize: MainAxisSize.min,
children: [
SizedBox(
width: 16,
height: 16,
child: CircularProgressIndicator(
strokeWidth: 2,
valueColor: const AlwaysStoppedAnimation<Color>(Colors.white),
),
),
const SizedBox(width: 12),
AnimatedSwitcher(
duration: const Duration(milliseconds: 600),
child: Text(
_currentMessage,
key: ValueKey(_currentMessage),
style: const TextStyle(
color: Colors.white,
fontWeight: FontWeight.w500,
fontSize: 14,
),
),
),
],
),
);
},
),
const SizedBox(height: 24),
// 模糊的节点占位符
Expanded(
child: SingleChildScrollView(
child: Column(
children: List.generate(8, (index) {
return Padding(
padding: const EdgeInsets.only(bottom: 12),
child: _buildShimmerNode(
context,
level: index < 3 ? 0 : (index < 6 ? 1 : 2),
delay: index * 200.0,
),
);
}),
),
),
),
],
),
);
}
Widget _buildShimmerNode(BuildContext context, {required int level, required double delay}) {
final isDark = Theme.of(context).brightness == Brightness.dark;
final leftPadding = level * 24.0 + 8.0;
return AnimatedBuilder(
animation: _shimmerAnimation,
builder: (context, child) {
return Container(
margin: EdgeInsets.only(left: leftPadding),
padding: const EdgeInsets.all(12),
decoration: BoxDecoration(
borderRadius: BorderRadius.circular(8),
gradient: LinearGradient(
begin: Alignment.centerLeft,
end: Alignment.centerRight,
colors: [
(isDark ? const Color(0xFF374151) : const Color(0xFFE5E7EB)).withOpacity(0.3),
(isDark ? const Color(0xFF4B5563) : const Color(0xFFF3F4F6)).withOpacity(0.6),
(isDark ? const Color(0xFF374151) : const Color(0xFFE5E7EB)).withOpacity(0.3),
],
stops: [
(_shimmerAnimation.value - 1).clamp(0.0, 1.0),
_shimmerAnimation.value.clamp(0.0, 1.0),
(_shimmerAnimation.value + 1).clamp(0.0, 1.0),
],
),
),
child: Row(
children: [
// 图标占位符
Container(
width: 16,
height: 16,
decoration: BoxDecoration(
color: (isDark ? const Color(0xFF6B7280) : const Color(0xFF9CA3AF)).withOpacity(0.5),
borderRadius: BorderRadius.circular(2),
),
),
const SizedBox(width: 12),
// 文字占位符
Expanded(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Container(
height: 14,
width: double.infinity,
decoration: BoxDecoration(
color: (isDark ? const Color(0xFF6B7280) : const Color(0xFF9CA3AF)).withOpacity(0.5),
borderRadius: BorderRadius.circular(4),
),
),
const SizedBox(height: 6),
Container(
height: 12,
width: MediaQuery.of(context).size.width * 0.6,
decoration: BoxDecoration(
color: (isDark ? const Color(0xFF6B7280) : const Color(0xFF9CA3AF)).withOpacity(0.3),
borderRadius: BorderRadius.circular(4),
),
),
],
),
),
],
),
);
},
);
}
}
/// 现代化的AI加载指示器
class AILoadingIndicator extends StatefulWidget {
final String message;
const AILoadingIndicator({
Key? key,
this.message = 'AI正在处理...',
}) : super(key: key);
@override
State<AILoadingIndicator> createState() => _AILoadingIndicatorState();
}
class _AILoadingIndicatorState extends State<AILoadingIndicator>
with TickerProviderStateMixin {
late AnimationController _controller;
late Animation<double> _scaleAnimation;
late Animation<double> _opacityAnimation;
@override
void initState() {
super.initState();
_controller = AnimationController(
duration: const Duration(milliseconds: 1200),
vsync: this,
)..repeat();
_scaleAnimation = Tween<double>(
begin: 0.8,
end: 1.2,
).animate(CurvedAnimation(
parent: _controller,
curve: Curves.easeInOut,
));
_opacityAnimation = Tween<double>(
begin: 0.4,
end: 1.0,
).animate(CurvedAnimation(
parent: _controller,
curve: Curves.easeInOut,
));
}
@override
void dispose() {
_controller.dispose();
super.dispose();
}
@override
Widget build(BuildContext context) {
return Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
AnimatedBuilder(
animation: _controller,
builder: (context, child) {
return Transform.scale(
scale: _scaleAnimation.value,
child: Opacity(
opacity: _opacityAnimation.value,
child: Container(
width: 60,
height: 60,
decoration: BoxDecoration(
shape: BoxShape.circle,
gradient: const LinearGradient(
colors: [Color(0xFF6366F1), Color(0xFF8B5CF6)],
begin: Alignment.topLeft,
end: Alignment.bottomRight,
),
boxShadow: [
BoxShadow(
color: const Color(0xFF6366F1).withOpacity(0.3),
blurRadius: 20,
spreadRadius: 5,
),
],
),
child: const Icon(
Icons.psychology,
color: Colors.white,
size: 32,
),
),
),
);
},
),
const SizedBox(height: 24),
Text(
widget.message,
style: Theme.of(context).textTheme.titleMedium?.copyWith(
fontWeight: FontWeight.w500,
),
textAlign: TextAlign.center,
),
],
),
);
}
}